In depth comparison and review of Intel Xeon E5-4640 and AMD Ryzen ThreadRipper PRO 3955WX. Compare dimensions, performance, cache memory, number of cores, clock speed, RAM, power efficiency and other important specifications and features to easily choose the right CPU for you. Our goal is to help you uncover differences between the products and find the processor that will best fit your needs.
| GENERAL | Intel Xeon E5-4640 | AMD Ryzen ThreadRipper PRO 3955WX |
|---|
| Product Type | Processor | Processor |
|---|---|---|
| Packaged Quantity | 2 (specifications are for single item) | - |
| PROCESSOR | Intel Xeon E5-4640 | AMD Ryzen ThreadRipper PRO 3955WX |
|---|
| Type | Intel Xeon E5-4640 | AMD Ryzen ThreadRipper PRO 3955WX |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Compatible Processor Socket | LGA2011 Socket | Socket sWRX8 |
| Core Voltage | 0.6 V - 1.35 V | - |
| Manufacturing Process | 32 nm | 7 nm |
| Thermal Design Power | 95 W | 280 W |
| Thermal Specification | - | 90 °C |
| PCI Express Revision | 3.0 | 4.0 |
| PCI Express Lanes Qty | 40 | - |
| Architecture Features | SpeedStep technology, Execute Disable Bit capability, Intel Trusted Execution Technology, Intel Turbo Boost Technology 2.0, Intel vPro Technology | "Zen" Core Architecture |
| PERFORMANCE |
|---|
| Number of Cores | 8-core | 16-core |
|---|---|---|
| Number of Threads | 16 threads | 32 threads |
| Clock Speed (Frequency) | 2.4 GHz | 3.9 GHz |
| Max Turbo Speed | 2.8 GHz | 4.3 GHz |
| Bus Speed | 1600 MHz | - |
| 64-bit Computing | Yes | - |
| CACHE MEMORY |
|---|
| Cache | 20 MB | 64 MB |
|---|---|---|
| Cache Memory Details | L3 - 16 MB | L1 - 1 MB L2 - 8 MB L3 - 64 MB |
| Installed Size | 20 MB | - |
| EXPANSION & CONNECTIVITY | Intel Xeon E5-4640 | AMD Ryzen ThreadRipper PRO 3955WX |
|---|
| Compatible Slots | 1 x processor - LGA2011 Socket | - |
|---|
| MISCELLANEOUS | Intel Xeon E5-4640 | AMD Ryzen ThreadRipper PRO 3955WX |
|---|
| Compliant Standards | Halogen-free | - |
|---|
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